/* ========================================
   BASE STYLES
   ======================================== */

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: var(--font-size-body);
    line-height: var(--line-height-body);
    color: var(--color-text-primary);
    background-color: var(--color-white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-brand-blue);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-brand-blue-dark);
}

ul, ol {
    list-style: none;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: var(--line-height-heading);
    color: var(--color-text-primary);
    font-weight: var(--font-weight-bold);
}

h1 { font-size: var(--font-size-h1); }
h2 { font-size: var(--font-size-h2); }
h3 { font-size: var(--font-size-h3); }
h4 { font-size: var(--font-size-h4); }

p {
    margin-bottom: 1rem;
    color: var(--color-text-secondary);
}

.text-center { text-align: center; }
.text-inverse { color: var(--color-text-inverse); }
.text-inverse p { color: rgba(255, 255, 255, 0.8); }

/* ========================================
   LAYOUT
   ======================================== */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--section-padding-x);
}

.container--narrow {
    max-width: var(--container-narrow);
}

.section {
    padding: var(--section-padding-y) 0;
}

.section--offwhite {
    background-color: var(--color-offwhite);
}

.section--cream {
    background-color: var(--color-cream);
}

.section--navy {
    background-color: var(--color-navy);
    color: var(--color-text-inverse);
}

.section--navy h2,
.section--navy h3,
.section--navy h4 {
    color: var(--color-text-inverse);
}

.section--navy p {
    color: rgba(255, 255, 255, 0.75);
}

.grid {
    display: grid;
    gap: var(--gap-lg);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.flex {
    display: flex;
    gap: var(--gap-md);
}

.flex--center {
    align-items: center;
    justify-content: center;
}

.flex--between {
    align-items: center;
    justify-content: space-between;
}

.flex--wrap {
    flex-wrap: wrap;
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    font-family: var(--font-body);
    font-size: var(--font-size-body);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
}

.btn--primary {
    background-color: var(--color-brand-blue);
    color: var(--color-white);
    border-color: var(--color-brand-blue);
}

.btn--primary:hover {
    background-color: var(--color-brand-blue-dark);
    border-color: var(--color-brand-blue-dark);
    color: var(--color-white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-elevated);
}

.btn--outline {
    background-color: transparent;
    color: var(--color-brand-blue);
    border-color: var(--color-brand-blue);
}

.btn--outline:hover {
    background-color: var(--color-brand-blue);
    color: var(--color-white);
}

.btn--white {
    background-color: var(--color-white);
    color: var(--color-navy);
    border-color: var(--color-white);
}

.btn--white:hover {
    background-color: var(--color-offwhite);
    border-color: var(--color-offwhite);
    color: var(--color-navy);
}

.btn--navy {
    background-color: var(--color-navy);
    color: var(--color-white);
    border-color: var(--color-navy);
}

.btn--navy:hover {
    background-color: var(--color-charcoal);
    border-color: var(--color-charcoal);
    color: var(--color-white);
}

.btn--sm {
    padding: 0.625rem 1.25rem;
    font-size: var(--font-size-small);
}

.btn--lg {
    padding: 1.125rem 2.5rem;
    font-size: var(--font-size-body-lg);
}

/* ========================================
   SECTION HEADINGS
   ======================================== */

.section-label {
    display: inline-block;
    font-family: var(--font-body);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-text-light);
    margin-bottom: var(--gap-sm);
}

.section--navy .section-label {
    color: rgba(255, 255, 255, 0.5);
}

.section-heading {
    margin-bottom: var(--gap-md);
}

.section-subtext {
    font-size: var(--font-size-body-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
}

.section-subtext.centered {
    margin: 0 auto;
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    position: relative;
    background-image: url('/assets/images/hero.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--color-text-inverse);
    overflow: hidden;
}

/* Dark overlay for text legibility over background image */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(27, 43, 58, 0.65);
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 85vh;
    padding-top: 6rem;
    padding-bottom: 4rem;
}

.hero__content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.hero__title {
    font-size: var(--font-size-hero);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-white);
    margin-bottom: var(--gap-md);
    line-height: 1.1;
}

.hero__text {
    font-size: var(--font-size-body-lg);
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--gap-lg);
    max-width: 560px;
}

.hero__actions {
    display: flex;
    gap: var(--gap-sm);
    flex-wrap: wrap;
}

.hero__stats {
    display: flex;
    gap: var(--gap-md);
    margin-top: var(--gap-lg);
}

.hero__stat {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    padding: 1rem 1.5rem;
    text-align: center;
}

.hero__stat-number {
    font-family: var(--font-heading);
    font-size: var(--font-size-h3);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    display: block;
}

.hero__stat-label {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.65);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ========================================
   PAGE HERO (Sub-pages)
   ======================================== */

.page-hero {
    background-color: var(--color-navy);
    color: var(--color-text-inverse);
    padding: 8rem 0 4rem;
    text-align: center;
}

.page-hero__title {
    font-size: var(--font-size-h1);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-white);
    margin-bottom: var(--gap-sm);
}

.page-hero__text {
    font-size: var(--font-size-body-lg);
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   ANIMATIONS
   ======================================== */

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   ALERTS
   ======================================== */

.alert {
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    margin-bottom: var(--gap-md);
    font-weight: var(--font-weight-medium);
}

.alert--success {
    background-color: #F0FFF4;
    color: var(--color-success);
    border: 1px solid #C6F6D5;
}

.alert--error {
    background-color: #FFF5F5;
    color: var(--color-error);
    border: 1px solid #FED7D7;
}

/* ========================================
   UTILITY
   ======================================== */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--gap-sm); }
.mb-2 { margin-bottom: var(--gap-md); }
.mb-3 { margin-bottom: var(--gap-lg); }
.mb-4 { margin-bottom: var(--gap-xl); }
.mt-2 { margin-top: var(--gap-md); }
.mt-3 { margin-top: var(--gap-lg); }